Type D Movement Precision Electric Motors

These precision electric motors are designed and built to give sustained split-second accuracy in clocks ranging from the daintiest bedroom style to glass display clocks up to 26 inches (660 mm) in diameter.

When Ordering:

Please specify model number (this identifies type of movement and center assembly), type of mounting (front, rear or threaded center mount), type of setting (front - minute hand rotated manually - rear or bottom), voltage and frequency.

English Specifications Switch to Metric

Inch All Dimensions are Reference

MODEL	CENTER ASSEMBLY			HOUR TUBE				MINUTE TUBE					SECOND SHAFT
	Overall Length	Hub Length	Hub Diameter	Length	Large Diameter of Taper	Small Diameter of Taper	Taper Length	Length	Diameter	Thread	Flat Length	Flat Thickness	Length	Thread	Thread Length	Center Mounting Available
D1	0.514	0.04	0.312	0.169	0.159	0.157	0.135	0.169	0.125	6-32	0.105	0.084	0.135	1-56	0.09	NO
D2	0.764	0.125	0.312	0.335	0.159	0.157	0.185	0.169	0.125	6-32	0.105	0.084	0.135	1-56	0.09	YES
D3	0.889	0.125	0.312	0.46	0.159	0.157	0.185	0.169	0.125	6-32	0.105	0.084	0.135	1-56	0.09	YES
D4	1.014	0.325	0.312	0.358	0.201	0.197	0.16	0.19	0.172	10-32	0.13	0.108	0.135	2-56	0.09	YES
D5	1.389	0.325	0.312	0.733	0.201	0.197	0.16	0.19	0.172	10-32	0.13	0.108	0.135	2-56	0.09	YES
D7	2.014	0.75	0.312	0.933	0.201	0.197	0.16	0.19	0.172	10-32	0.13	0.108	0.135	2-56	0.09	NO
D8	2.639	19.0	0.312	1.558	0.201	0.197	0.16	0.19	0.172	10-32	0.13	0.108	0.135	2-56	0.09	NO